Toothbrush



FIG. 1 is a top plan view of a toothbrush, showing my new design;

FIG. 2 is a right side elevational view thereof, the left side elevational view being the mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a sectional view along the line 6--6 of FIG. 2. 

The ornamental design for a toothbrush, as shown and described. 